Diabolos, King of the Abyss [FOTB-EN061] Secret Rare P-20 Set: OTS Tournament Pack 4

Set: OTS Tournament Pack 4 Card type: Xyz/Effect Monster Rarity: Ultimate Rare Attack: 2500 Defense: 2000 3 Level 5 LIGHT monsters You can also Xyz Summon this card by using a Rank 4 "Utopia" monster you control as the Xyz Material

Set: Southern Islands Type: Psychic Rarity: Promo Retreat cost: Colorless

when an opponent's monster effect is activated: You can detach 1 Xyz Material from this card

Set: OTS Tournament Pack 1 Card type: Fusion Monster Rarity: Common Attack: 1200 Defense: 900 "Skull Servant" + "Battle Warrior"

Diabolos, King of the Abyss [FOTB-EN061] Secret Rare P-20 Set: OTS Tournament Pack 4Set: Force of the Breaker Card type: Effect Monster Rarity: Secret Rare Attack: 2800 Defense: 1000 This card cannot be Special Summoned. If you Tribute Summon this card, the Tributes must be DARK. This card cannot be Tributed by a card's effect. During your opponent's Draw Phase, before their draw, look at the top card of their Deck, then put that card on the top or the bottom of their Deck.